A planter is a farm implement, usually towed behind a tractor, that sows (plants) seeds in rows throughout a field.It is connected to the tractor with a drawbar or a three-point hitch. Planters lay the seeds down in precise manner along rows. Planters vary greatly in size, from 1 row to 54, with the biggest in the world being the 48-row John Deere DB120. Such larger and newer planters comprise multiple modules called row unitsThe row units are spaced evenly along the planter at intervals that va
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